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Methyl 5-hydroxy-1-naphthoate

Also known as: methyl 5-hydroxy-1-naphthoate, Methyl 5-hydroxynaphthalene-1-carboxylate, 1-Naphthalenecarboxylic acid, 5-hydroxy-, methyl ester, 5-Hydroxy-1-naphthalenecarboxylic acid methyl ester

Methyl 5-hydroxy-1-naphthoate (CAS 91307-40-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H10O3 and a molecular weight of 202.206 g/mol. Key properties include a melting point of 130-131.5°C, a boiling point of 368.5±15.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 163.0±13.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
91307-40-3
Jingsj CID
J-1413642-6
Molecular Formula
C12H10O3
Molecular Weight
202.206 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point130-131.5°C
Boiling Point368.5±15.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point163.0±13.2 °C
Exact Mass202.062988
PSA46.53000
LogP2.69
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.642
Storage Conditions2-8°C

Customs & Trade Information

HS Code2918290000
SummaryHS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Methyl 5-hydroxy-1-naphthoate?

The CAS number of Methyl 5-hydroxy-1-naphthoate is 91307-40-3.

What are the molecular formula and molecular weight of Methyl 5-hydroxy-1-naphthoate?

Methyl 5-hydroxy-1-naphthoate has molecular formula C12H10O3 and molecular weight 202.206 g/mol.

What are the upstream and downstream products of Methyl 5-hydroxy-1-naphthoate?

For Methyl 5-hydroxy-1-naphthoate, Upstream Products: Diazomethane, 5-hydroxy-1-naphthoic acid, 5-Amino-1-naphthol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Methyl 5-hydroxy-1-naphthoate (CAS 91307-40-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1413642-6 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.